Simple Probability, its Complement, and Sample Space

​Simple Probability, its Complement, and Sample Space

Labelling

Lable the terms

Drag labels to their correct position on the image

Likely

Unlikely

Equally Likely

Impossible

Certain

• ​Complement: The probability of the event NOT occuring.

• The probability of an event and its complement have a sum of 1

EX: P'(A)
(Probability of NOT picking "A")

Match

EXAMPLE 2:

What is the probability of rolling a 6?

What is the probability of rolling an odd number?

​

• Probability of rolling a 6?
• Probability of rolling an odd number?
• Why shouldn’t you ever argue with a 90 degree angle?

1/6

1/2

Because it's always right

• 1/6
• 1/2
• Because it's always right

Match

EXAMPLE 3:

Using the word SOCCER, what is the probability of picking

• a Vowel?

• a Consonant?

• the Letter C?

1/3

2/3

1/3

• 1/3

• 2/3

• 1/3

Sample Space:

• Describes all of the possible outcomes of an event

• Can be represented using a list or tree diagram to determine the probability of simple or compound events
  

​EXAMPLE 4:
For breakfast, Jamie can choose from cereal, eggs, or a muffin. She also can drink coffee, orange juice, or milk. Create a list of all possible outcomes. How many total outcomes are possible? (HINT OPTIONS x OPTIONS = OUTCOME)

​EXAMPLE 5:
At registration, a student can select from Spanish or German class, as well as Art, Music, or Theatre. Create a tree diagram to represent the possible outcomes. How many outcomes are possible?

(HINT OPTIONS x OPTIONS = OUTCOME)

Multiple Choice

A fair coin is tossed three times. What are all of the possible outcomes? How many total outcomes are possible?

• 8

• 5

• 9

• 4

Multiple Choice

• A

• B

• C

• D